Home / 90,303.16-124,618.22-50,559.16

Finding the Fourth Proportional to 90,303.16, 124,618.22 and 50,559.16

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Solution

The fourth proportional to 90,303.16, 124,618.22 and 50,559.16 is: 69,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,303.16 : 124,618.22 = 50,559.16 : x
  2. Step 2: Convert to fraction form
    90,303.16/124,618.22 = 50,559.16/x
  3. Step 3: Cross multiply
    90,303.16x = 124,618.22 × 50,559.16
  4. Step 4: Simplify right side
    90,303.16x = 6,300,592,523.90
  5. Step 5: Solve for x
    x = 6,300,592,523.90/90,303.16
  6. Step 6: Final answer
    x = 69,771.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.